Sự hoà hợp giữa S và V

Neither the old man nor his sons___ willing to sell the cow.

• is

• are

• was

• have been

Neither of them ___ in this company.

• works

• work

• will be working

• working

The number of bears ___ day by day.

• decreases

• decrease

The number of people, who ___ lost their job, ___ quite big.

• have, are

• has, are

• have, is

• has, is

A number of books in this library ___ really big.

• have

• is

• is being

• are

James, together with his friends, ___ present.

• was

• were

The old man with his dog ___ my house every morning.

• passes

• pass

President and CEO ___ Mr Smith

• is

• are

Each person ___ allowed 20kg luggage.

• are

• is

Despite not having much money, the poor ___ still happy.

• is

• are